/* Otra Vuelta — hoja de estilos compartida */

:root {
  --verde:      #14503f;
  --verde-osc:  #0d3628;
  --verde-claro:#2a7a61;
  --crema:      #faf6ef;
  --crema-osc:  #f0e9dd;
  --ambar:      #e0913a;
  --tinta:      #1a1713;
  --gris:       #5f5950;
  --borde:      #e3dbcd;

  --max: 1080px;
  --radio: 14px;
  --sombra: 0 1px 2px rgba(26,23,19,.05), 0 8px 28px rgba(26,23,19,.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--crema);
  color: var(--tinta);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: Fraunces, Georgia, "Times New Roman", serif;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 .5em;
}

h1 { font-size: clamp(2.3rem, 6vw, 3.9rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); }
h3 { font-size: 1.15rem; font-family: Inter, sans-serif; font-weight: 650; letter-spacing: -0.01em; }

p { margin: 0 0 1.1em; }
a { color: var(--verde); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(250,246,239,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--borde);
}
.nav .wrap { display: flex; align-items: center; gap: 20px; height: 68px; }
.marca { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--tinta); font-weight: 650; letter-spacing: -.01em; }
.marca img { width: 32px; height: 32px; border-radius: 8px; display: block; }
.nav nav { margin-left: auto; display: flex; align-items: center; gap: 22px; }
.nav nav a:not(.btn) { text-decoration: none; color: var(--gris); font-size: .95rem; font-weight: 500; }
.nav nav a:not(.btn):hover { color: var(--tinta); }

/* ---------- Botones ---------- */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600; font-size: .96rem;
  padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
  transition: transform .12s ease, background .12s ease;
}
.btn:active { transform: translateY(1px); }
.btn-pri { background: var(--verde); color: var(--crema); }
.btn-pri:hover { background: var(--verde-osc); }
.btn-sec { background: transparent; color: var(--verde); border-color: var(--borde); }
.btn-sec:hover { background: var(--crema-osc); }

/* ---------- Hero ---------- */
.hero { padding: clamp(56px, 9vw, 104px) 0 clamp(40px, 6vw, 72px); }
.hero .lede { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--gris); max-width: 46ch; }
.hero .acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero .nota { margin-top: 20px; font-size: .88rem; color: var(--gris); }

/* ---------- Secciones ---------- */
section { padding: clamp(48px, 7vw, 84px) 0; }
.seccion-verde { background: var(--verde); color: var(--crema); }
.seccion-verde h2 { color: var(--crema); }
.seccion-verde p { color: rgba(250,246,239,.82); }
.seccion-borde { border-top: 1px solid var(--borde); }

.intro { max-width: 60ch; }
.intro p { color: var(--gris); font-size: 1.06rem; }

/* ---------- Pasos ---------- */
.pasos { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 26px; margin-top: 44px; }
.paso { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 26px 24px; box-shadow: var(--sombra); }
.paso .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--verde); color: var(--crema);
  font-weight: 650; font-size: .95rem; margin-bottom: 16px;
}
.paso p { margin: 0; color: var(--gris); font-size: .97rem; }

/* ---------- Rubros ---------- */
.rubros { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.rubro {
  background: #fff; border: 1px solid var(--borde); border-radius: 999px;
  padding: 8px 17px; font-size: .93rem; color: var(--gris);
}

/* ---------- Destacado ---------- */
.destacado { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 40px; align-items: start; }
.cita {
  font-family: Fraunces, Georgia, serif; font-size: clamp(1.4rem, 3vw, 1.95rem);
  line-height: 1.3; letter-spacing: -.015em; margin: 0;
}
.subraya { color: var(--ambar); }

/* ---------- Tarjeta demo ---------- */
.demo {
  background: linear-gradient(150deg, var(--verde-osc), var(--verde));
  border-radius: 18px; padding: 24px; color: var(--crema);
  box-shadow: 0 18px 40px rgba(13,54,40,.28); max-width: 340px;
}
.demo .demo-top { display: flex; align-items: center; gap: 11px; margin-bottom: 20px; }
.demo .demo-logo { width: 38px; height: 38px; border-radius: 10px; background: var(--crema); display: grid; place-items: center; font-weight: 700; color: var(--verde); font-size: .8rem; }
.demo .demo-nom { font-weight: 650; font-size: .97rem; }
.demo .demo-sub { font-size: .78rem; opacity: .72; }
.demo .sellos { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 16px; }
.demo .sello { width: 26px; height: 26px; border-radius: 50%; border: 1.5px solid rgba(250,246,239,.4); }
.demo .sello.on { background: var(--ambar); border-color: var(--ambar); }
.demo .demo-pie { font-size: .82rem; opacity: .8; border-top: 1px solid rgba(250,246,239,.18); padding-top: 13px; }

/* ---------- Cierre ---------- */
.cierre { text-align: center; }
.cierre .intro { margin: 0 auto; }
.cierre .acciones { justify-content: center; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- Ayuda ---------- */
.faq { margin-top: 36px; max-width: 70ch; }
.faq details {
  border-bottom: 1px solid var(--borde); padding: 18px 0;
}
.faq summary {
  cursor: pointer; font-weight: 600; font-size: 1.02rem; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--verde); font-size: 1.4rem; line-height: 1; flex-shrink: 0; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 14px 0 0; color: var(--gris); font-size: .98rem; }

.contacto { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; margin-top: 36px; }
.canal { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 22px; }
.canal .etq { font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--gris); margin-bottom: 7px; }
.canal .val { font-weight: 600; font-size: 1.03rem; word-break: break-word; }
.canal .val a { text-decoration: none; }
.canal .det { font-size: .87rem; color: var(--gris); margin-top: 5px; }

/* ---------- Footer ---------- */
footer { background: var(--verde-osc); color: rgba(250,246,239,.72); padding: 46px 0 34px; font-size: .92rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; }
footer a { color: var(--crema); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer .links { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }

@media (max-width: 640px) {
  footer .links { margin-left: 0; }
  .nav nav { gap: 14px; }
}